What is the cheapest airline that flies from United States to Northern Ireland?

British Airways, Aer Lingus, and American Airlines are the most popular carriers operating from United States to Northern Ireland

How long is the flight from United States to Northern Ireland?

Flight times vary depending on what airport in United States you fly out of and what airport in Northern Ireland you fly into. For example, flying from New York to Belfast Intl Airport takes 10h on average. On the other hand, flying from Boston to Belfast Intl Airport takes 11h 40m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What airlines fly to Northern Ireland?

British Airways, American Airlines and Delta are the top three most popular airlines that fly to Northern Ireland from United States according to our data. British Airways is the first choice among our users, with 85% of people opting to fly with this airline when traveling to Northern Ireland. Keep in mind that there are 3 different airlines that fly to Northern Ireland on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from United States to Northern Ireland?

Prices for flights from United States to Northern Ireland were last updated today.

How many operators does momondo search for flights from United States to Northern Ireland?

As of February 2026, there are 2 operators available to choose from for flights from United States to Northern Ireland.

How old do you have to be to fly from United States to Northern Ireland?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from United States to Northern Ireland.

What documentation or ID do you need to fly to Northern Ireland?

The travel and health documents required for your trip to Northern Ireland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Northern Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$249 Cheap Flights from the United States to Northern Ireland in 2026

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Find the cheapest flights from the United States to Northern Ireland

Round-trip

One-way

Last minute

Recent round-trip flight deals from the United States to Northern Ireland

Enter your travel dates to find the best prices.

9:30 pm - 3:40 pm

JFK

BHD

13h 10m

1 stop

10:05 am - 4:15 pm

BHD

JFK

11h 10m

1 stop

$564British Airways

Wed, Apr 15 - Wed, Apr 29

9:25 pm - 3:40 pm

EWR

BHD

13h 15m

1 stop

1:45 pm - 7:25 pm

BHD

EWR

10h 40m

1 stop

$564British Airways

Wed, Apr 15 - Tue, Apr 21

7:35 pm - 12:55 pm

JFK

BHD

12h 20m

1 stop

9:40 am - 4:15 pm

BHD

JFK

11h 35m

1 stop

$565British Airways

Mon, Apr 13 - Tue, Apr 28

9:25 pm - 3:30 pm

EWR

BHD

13h 05m

1 stop

8:25 pm - 1:55 pm

BHD

EWR

22h 30m

1 stop

$565British Airways

Mon, Apr 13 - Tue, Apr 28

6:20 pm - 1:35 pm

JFK

BHD

14h 15m

1 stop

10:05 am - 9:05 pm

BHD

JFK

16h 00m

1 stop

$567American Airlines

Wed, Apr 29 - Wed, May 6

7:20 pm - 12:00 pm

JFK

BHD

11h 40m

1 stop

11:35 am - 9:05 pm

BHD

JFK

14h 30m

1 stop

$568American Airlines

Wed, Apr 29 - Wed, May 6

6:20 pm - 10:05 am

JFK

BFS

10h 45m

1 stop

9:10 pm - 3:55 pm

BFS

JFK

23h 45m

1 stop

$572Multiple Airlines

Sun, May 3 - Wed, May 6

11:10 pm - 6:10 pm

JFK

BHD

14h 00m

2 stops

7:00 am - 10:05 pm

BHD

JFK

20h 05m

2 stops

$579Multiple Airlines

Tue, Apr 14 - Sun, Apr 19

12:00 pm - 9:20 am

LGA

BHD

16h 20m

2 stops

9:50 am - 11:37 pm

BHD

LGA

18h 47m

2 stops

$641Delta

Tue, Mar 31 - Wed, Apr 8

11:40 am - 9:20 am

LGA

BHD

16h 40m

2 stops

9:50 am - 9:27 pm

BHD

LGA

16h 37m

2 stops

$651Delta

Thu, Apr 16 - Tue, Apr 21

British Airways flights from United States to Northern Ireland

Our best British Airways deals on United States to Northern Ireland flight tickets

British Airways

Apr 15

EWR9:25 pmNewark

13h 15m

1 stop

BHD3:40 pmBelfast City

Apr 21

BHD1:45 pmBelfast City

10h 40m

1 stop

EWR7:25 pmNewark

$564

British Airways

Apr 13

JFK7:35 pmNew York John F Kennedy Intl

12h 20m

1 stop

BHD12:55 pmBelfast City

Apr 28

BHD9:40 amBelfast City

11h 35m

1 stop

JFK4:15 pmNew York John F Kennedy Intl

$565

British Airways

Apr 15

JFK6:45 pmNew York John F Kennedy Intl

13h 50m

1 stop

BHD1:35 pmBelfast City

Apr 21

BHD9:40 amBelfast City

11h 35m

1 stop

JFK4:15 pmNew York John F Kennedy Intl

$569

Delta flights from United States to Northern Ireland

Our best Delta deals on United States to Northern Ireland flight tickets

Delta

Apr 29

JFK10:30 amNew York John F Kennedy Intl

17h 50m

2 stops

BHD9:20 amBelfast City

May 6

BHD9:50 amBelfast City

12h 15m

1 stop

JFK5:05 pmNew York John F Kennedy Intl

$632

Delta

Mar 31

JFK1:50 pmNew York John F Kennedy Intl

14h 30m

2 stops

BHD9:20 amBelfast City

Apr 7

BHD9:50 amBelfast City

17h 39m

2 stops

JFK10:29 pmNew York John F Kennedy Intl

$641

Delta

Mar 31

JFK11:18 amNew York John F Kennedy Intl

17h 02m

2 stops

BHD9:20 amBelfast City

Apr 9

BHD9:50 amBelfast City

16h 42m

2 stops

JFK9:32 pmNew York John F Kennedy Intl

$642

momondo Fare Finder

Use the filters below to find and compare flights from the United States to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 4/15

9:30 pm-3:40 pm

1 stop13h 10m

Belfast City

Wed 4/29

10:05 am-4:15 pm

1 stop11h 10m

$564

NewarkBelfast

EWR - BHD

EWRBHD

Newark

Wed 4/15

9:25 pm-3:40 pm

1 stop13h 15m

Belfast City

Tue 4/21

1:45 pm-7:25 pm

1 stop10h 40m

$564

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Mon 4/13

7:35 pm-12:55 pm

1 stop12h 20m

Belfast City

Tue 4/28

9:40 am-4:15 pm

1 stop11h 35m

$565

NewarkBelfast

EWR - BHD

EWRBHD

Newark

Mon 4/13

9:25 pm-3:30 pm

1 stop13h 05m

Belfast City

Tue 4/28

8:25 pm-1:55 pm

1 stop22h 30m

$565

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 4/29

6:20 pm-1:35 pm

1 stop14h 15m

Belfast City

Wed 5/6

10:05 am-9:05 pm

1 stop16h 00m

$567

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 4/29

7:20 pm-12:00 pm

1 stop11h 40m

Belfast City

Wed 5/6

11:35 am-9:05 pm

1 stop14h 30m

$568

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sun 5/3

6:20 pm-10:05 am

1 stop10h 45m

Belfast Intl

Wed 5/6

9:10 pm-3:55 pm

1 stop23h 45m

$572

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Tue 4/14

11:10 pm-6:10 pm

2 stops14h 00m

Belfast City

Sun 4/19

7:00 am-10:05 pm

2 stops20h 05m

$579

New YorkBelfast

LGA - BHD

LGABHD

New York LaGuardia

Tue 3/31

12:00 pm-9:20 am

2 stops16h 20m

Belfast City

Wed 4/8

9:50 am-11:37 pm

2 stops18h 47m

$641

New YorkBelfast

LGA - BHD

LGABHD

New York LaGuardia

Thu 4/16

11:40 am-9:20 am

2 stops16h 40m

Belfast City

Tue 4/21

9:50 am-9:27 pm

2 stops16h 37m

$651

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from United States to Northern Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Northern Ireland?

The cheapest month to fly to Northern Ireland from United States is in November. Flight prices, which tend to average around $460, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Northern Ireland from United States during February instead. Flights to Northern Ireland in February, while not as cheap as those in November, still average around $610.

Cheap United States to Northern Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Northern Ireland

Fastest flight time	9h 40m
Direct flights	None

The fastest flight from United States to Northern Ireland takes 9h 40m

There are no direct flights from United States to Northern Ireland. There are no popular flight routes from United States to Northern Ireland.

Search flight deals

When did momondo last update prices for flights from United States to Northern Ireland?
Prices for flights from United States to Northern Ireland were last updated today.
How many operators does momondo search for flights from United States to Northern Ireland?
As of February 2026, there are 2 operators available to choose from for flights from United States to Northern Ireland.
How old do you have to be to fly from United States to Northern Ireland?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from United States to Northern Ireland.
What documentation or ID do you need to fly to Northern Ireland?
The travel and health documents required for your trip to Northern Ireland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Northern Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from United States to Northern Ireland

Compare and see reviews for airlines that fly from United States to Northern Ireland with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $504	Free Cancellation	Rating 7.2 11,360 reviews	Search American Airlines flights
British Airways	PriceFrom $538	Free Cancellation	Rating 6.7 7,772 reviews	Search British Airways flights
Delta	PriceFrom $973	Free Cancellation	Rating 7.9 8,241 reviews	Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from United States to Northern Ireland?

Finding the right flight to Northern Ireland from United States is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Northern Ireland quick and easy, saving you time and money.

Can I find flights from United States to Northern Ireland with flexible booking policies on momondo?

Flights from United States to Northern Ireland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from United States to Northern Ireland?

Once you have performed a search for United States to Northern Ireland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from United States to Northern Ireland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of United States to Northern Ireland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.